Finding the Fourth Proportional to 2,877,397.66, 3,970,809 and 1,588,238.38
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Solution
The fourth proportional to 2,877,397.66, 3,970,809 and 1,588,238.38 is: 2,191,769.09
Step by Step Solution
- Step 1: Write the proportion equation
2,877,397.66 : 3,970,809 = 1,588,238.38 : x - Step 2: Convert to fraction form
2,877,397.66/3,970,809 = 1,588,238.38/x - Step 3: Cross multiply
2,877,397.66x = 3,970,809 × 1,588,238.38 - Step 4: Simplify right side
2,877,397.66x = 6,306,591,253,449.42 - Step 5: Solve for x
x = 6,306,591,253,449.42/2,877,397.66 - Step 6: Final answer
x = 2,191,769.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.